Home / 8,667,209.85-13,000,814.78-4,188,233.85

Finding the Fourth Proportional to 8,667,209.85, 13,000,814.78 and 4,188,233.85

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Solution

The fourth proportional to 8,667,209.85, 13,000,814.78 and 4,188,233.85 is: 6,282,350.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,667,209.85 : 13,000,814.78 = 4,188,233.85 : x
  2. Step 2: Convert to fraction form
    8,667,209.85/13,000,814.78 = 4,188,233.85/x
  3. Step 3: Cross multiply
    8,667,209.85x = 13,000,814.78 × 4,188,233.85
  4. Step 4: Simplify right side
    8,667,209.85x = 54,450,452,518,235.13
  5. Step 5: Solve for x
    x = 54,450,452,518,235.13/8,667,209.85
  6. Step 6: Final answer
    x = 6,282,350.78

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.